Home / 72,592,851.80-108,889,277.70-56,153,610.20

Finding the Fourth Proportional to 72,592,851.80, 108,889,277.70 and 56,153,610.20

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Solution

The fourth proportional to 72,592,851.80, 108,889,277.70 and 56,153,610.20 is: 84,230,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,592,851.80 : 108,889,277.70 = 56,153,610.20 : x
  2. Step 2: Convert to fraction form
    72,592,851.80/108,889,277.70 = 56,153,610.20/x
  3. Step 3: Cross multiply
    72,592,851.80x = 108,889,277.70 × 56,153,610.20
  4. Step 4: Simplify right side
    72,592,851.80x = 6,114,526,054,925,353
  5. Step 5: Solve for x
    x = 6,114,526,054,925,353/72,592,851.80
  6. Step 6: Final answer
    x = 84,230,415.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.